然而，目前基于功率谱均衡的数字式随机振动控制系统只能产生高斯分布的随机振动激励信号。
However, the digital random vibration control systems currently based on power spectrum fitting can only generate random vibration exciting signals with Gaussian probability distribution.
采用基于DSP和CPLD的数字化伺服控制技术解决光电传感器的机载应用问题：隔离机体的高频振动并随动于驾驶员头盔。
Digital servo-control technology based on DSP and CPLD is used to solve airborne application problems of optical-electronic sensor: isolating vibration of airplane and tracking pilot helm.
振动试验引入数字控制技术后，正弦振动试验在试验装备、试验应用和试验工程诸多方面有了提升和拓展。
After the digital control techniques are introduced into the vibration test, many aspects of the vibration test are developed, such as test equipment, test application and test engineering, etc.
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